7FDR

7-FE FERREDOXIN FROM AZOTOBACTER VINELANDII, NA DITHIONITE REDUCED, PH 8.5, 1.4A RESOLUTION, 100 K

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	MACSCIENCE
Temperature [K]	100
Detector technology	AREA DETECTOR
Collection date	1997-10
Detector	SIEMENS HI-STAR
Spacegroup name	P 41 21 2
Unit cell lengths	54.510, 54.510, 93.540
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	9999.000 * - 1.400
R-factor	0.148 *
Structure solution method	OTHER
Starting model (for MR)	6fdr
RMSD bond length	0.007
RMSD bond angle	1.900 *
Data reduction software	X-GEN
Data scaling software	X-GEN
Phasing software	TRIVIAL (CASE)
Refinement software	SHELXL (97)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	100.000	1.500
High resolution limit [Å]	1.400	1.400
Rmerge	0.065 *	0.310 *
Total number of observations	66520 *
Number of reflections	17496
<I/σ(I)>	15.4	1.1
Completeness [%]	60.1	29.8
Redundancy	2.28

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	unknown *	7.4 *	4 *	Stout, C.D., (1979) J.Biol.Chem., 254, 3598. *

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	1	protein	7-10 (mg/ml)
2	1	1	potassium phosphate	0.5 (M)
3	1	1	ammonium sulfate	1.2 (M)
4	1	2	ammonium sulfate	3.5 (M)